Outline Of Cooling Operation - Mitsubishi Heavy Industries SRK13ZEV-S4 Technical Manual & Parts List

(8) Outline of cooling operation

(a) Operation of major functional components in cooling mode
Functional
components
Indoor fan motor
Flaps
Display
52C
Outdoor fan motor
4-way valve
Electronic expansion valve
Solenoid valve
(b) Air flow selection
(i) Speed of inverter changes within the range of selected air flow.
Air flow selection
Inverter command speed
Auto
Air flow
Inverter command speed
HI
Air flow
Inverter command speed
MED
Air flow
Inverter command speed
LO
Air flow
(ii) When any protective function actuates, the operation is performed in the mode corresponding to the function.
(iii) Outdoor blower is operated in accordance with the inverter command speed.
(c) Detail of control in each mode (Pattern)
(i) Fuzzy operation
During the fuzzy operation, the air flow and the inverter speed are controlled by calculating the difference between the room
temperature setting correction temperature and the suction air temperature.
(ii) Cooling thermostat operation
1) Operating conditions
During the cooling fuzzy operation or when the speed obtained by the fuzzy calculation is less than -24 rps.
2) Detail of operation
Item
Inverter speed
Indoor fan
Outdoor fan
(iii) Cooling "HI POWER" operation (HI POWER button on remote control: ON)
The unit is operated continuously for 15 minutes regardless of the setting temperature.
1) Detail of operation
Item
Inverter speed
Indoor fan
Outdoor fan
Notes (1) Protective functions will actuate with priority even during the "HI POWER" operation.
(2) Room temperature is not adjusted during the "HI POWER" operation
Item
When the inverter
speed is 0rps
ON
ON or OFF
Lights up
ON
OFF
Depending on the stop mode
OFF
Model
Model
Model
When the inverter speed
is other than 0rps
ON
ON or OFF
Lights up
ON
ON
OFF
Depending on the EEV control
OFF
SRK13ZEVS4
12~94rps
Depends on inverter command speed.
12~94rps
Depends on inverter command speed.
12~50rps
Depends on inverter command speed.
12~30rps
2nd speed fixed.
SRK13ZEV-S4
0 rps [Comp. stopped]
Corresponds to fan speed switch.
Stop
SRK13ZEV-S4
94rps
7th speed
6th speed
15
- -
When the inverter speed is 0rps
due to an anomalous stop
OFF
Stop position control
Lights up or flashes
OFF after stop mode
OFF
Depending on the stop mode
OFF